public void Initialize()
{
base.Initialize();
Random rand = new Random();
Console.WriteLine("adding " + num_timelines + " random timelines");
for (int i = 0; i < num_timelines; ++i)
{
Int64 start = (Int64)Math.Floor(rand.NextDouble() * (max_time - 1));
Int64 end = (Int64)Math.Floor(rand.NextDouble() * (max_time - start)) + start;
Timeline t = new Timeline();
t.Id = Guid.NewGuid();
t.FromYear = (decimal)start - 13700000001;
t.ToYear = (decimal)end - 13700000001;
t.ForkNode = Storage.ForkNode((Int64)t.FromYear, (Int64)t.ToYear);
t.Regime = "RITreeTestTimeline";
}
_storage.SaveChanges();
}
/// <summary>
/// Get TimelineShortctu from Timeline
/// </summary>
/// <param name="timeline">Timeline object</param>
/// <returns>TimelineShortcut</returns>
public TimelineShortcut GetTimelineShortcut(Timeline timeline)
{
var ts = new TimelineShortcut()
{
Title = timeline.Title
};
if (timeline.Collection.Title == "Beta Content")
{
ts.TimelineUrl = String.Format("/#{0}", GetContentPath(timeline.Collection.Id, timeline.Id, null));
ts.Author = "Chronozoom";
}
else
{
ts.TimelineUrl = String.Format("/{0}/{1}/#{2}", timeline.Collection.User.DisplayName, timeline.Collection.Title, GetContentPath(timeline.Collection.Id, timeline.Id, null));
ts.Author = timeline.Collection.User.DisplayName;
}
ts.ImageUrl = GetTimelineImageUrl(timeline);
return ts;
}
public TimelineRaw(Timeline t)
{
Id = t.Id;
Depth = t.Depth;
SubtreeSize = t.SubtreeSize;
Title = t.Title;
Regime = t.Regime;
FromYear = t.FromYear;
ToYear = t.ToYear;
ForkNode = t.ForkNode;
Height = t.Height;
}
public Timeline GetRootTimelines(Guid collectionId)
{
IEnumerable<Timeline> rootCollectionTimeline = new Timeline[0];
try
{
retryPolicy.ExecuteAction(
() =>
{
rootCollectionTimeline = Database.SqlQuery<Timeline>("SELECT * FROM Timelines WHERE Timeline_ID is NULL and Collection_ID = {0}", collectionId);
});
}
catch (Exception e)
{
throw e;
}
return rootCollectionTimeline.FirstOrDefault();
}
public TimelineRaw(Timeline t)
{
Id = t.Id;
RootId = t.RootId;
Depth = t.Depth;
SubtreeSize = t.SubtreeSize;
Title = t.Title;
Regime = t.Regime;
FromYear = t.FromYear;
ToYear = t.ToYear;
ForkNode = t.ForkNode;
Height = t.Height;
FirstNodeInSubtree = t.FirstNodeInSubtree;
Predecessor = t.Predecessor;
Successor = t.Successor;
}
private static string GetTimelineImageUrl(Timeline timeline)
{
if (timeline.Exhibits != null)
{
foreach (var exhibit in timeline.Exhibits)
{
foreach (var contentItem in exhibit.ContentItems)
{
var mediaType = contentItem.MediaType.ToLower();
if (mediaType.Equals("picture") || mediaType.Equals("image"))
{
return contentItem.Uri;
}
}
}
}
return "/images/default-tile.png";
}
private static void ParseJIssues(JArray issuesArray)
{
if (issuesArray != null && issuesArray.Count > 0)
{
foreach (JObject obj in issuesArray)
{
try
{
Collection new_coll = null;
JObject temp = (JObject)obj["title"];
String coll_title = (string)temp["name"];
String title = (string)temp["name"] + "," + (String)obj["date_issued"];
var coll = dbInst.Collections.Where(c => c.Title == coll_title);
foreach (Collection c in coll)
{
new_coll = c;
}
//adding this newspapers collection if it does not already exist
if (new_coll == null)
{
new_coll = new Collection();
new_coll.Id = Guid.NewGuid();
new_coll.Title = coll_title;
dbInst.Collections.Add(new_coll);
if (my_sc.Collections == null) my_sc.Collections = new System.Collections.ObjectModel.Collection<Collection>();
my_sc.Collections.Add(new_coll);
dbInst.SaveChanges();
}
string pagesurl = basebatchurl + (string)obj["local_url"];
StreamReader reader = new StreamReader(pagesurl);
string s = reader.ReadToEnd();
reader.Close();
JObject jobj = JObject.Parse(s);
JArray pagesArray = (JArray)jobj["pages"];
//Creating the parent timeline
Timeline parent = new Timeline();
parent.Id = Guid.NewGuid();
parent.Height = null; //todo
parent.Regime = "Humanity"; //todo
parent.Sequence = 100; //todo
parent.Threshold = "8. Origins of modern world"; //todo
parent.Title = title;
parent.Collection = new_coll;
parent.UniqueId = my_timeline_count++;
parent.ChildTimelines = new System.Collections.ObjectModel.Collection<Timeline>();
//Creating the child timelines
for (int i = 0; i < pagesArray.Count; i++)
{
Timeline j = new Timeline();
j.Id = Guid.NewGuid();
j.Title = title + ", Pg" + (i + 1); //Newspaper name,date,pagenumber
j.Threshold = "8. Origins of modern world"; //todo
j.Regime = "Humanity"; //todo
j.Sequence = null; //todo
j.FromTimeUnit = "ce"; //to be changed for a different source
String dateString = (string)obj["date_issued"];
Decimal year = Decimal.Parse(dateString.Substring(0, 4));
j.FromMonth = int.Parse(dateString.Substring(5, 2));
j.FromDay = int.Parse(dateString.Substring(8, 2));
j.FromYear = convertToDecimalYear(j.FromDay, j.FromMonth, year, j.FromTimeUnit);
j.ToTimeUnit = j.FromTimeUnit;
j.ToDay = j.FromDay;
j.ToMonth = j.FromMonth;
j.ToYear = j.FromYear;
j.Start = j.FromYear;
j.End = j.ToYear;
j.UniqueId = my_timeline_count++;
if (parent.FromYear == 0)
{
parent.FromTimeUnit = "ce";
parent.ToTimeUnit = "ce";
parent.FromDay = j.FromDay;
parent.FromMonth = j.FromMonth;
parent.FromYear = j.FromYear;
parent.ToDay = j.ToDay;
parent.ToMonth = j.ToMonth;
parent.ToYear = j.ToYear;
parent.Start = parent.FromYear;
parent.End = parent.ToYear;
}
j.Sequence = 100; //todo
j.Height = null; //todo
j.Collection = new_coll;
String temp2 = (String)(pagesArray[i])["url"];
String URLofData = temp2.Remove(temp2.LastIndexOf(".json")) + "/seq-" + (i + 1);
j.Exhibits = new System.Collections.ObjectModel.Collection<Exhibit>();
j.Exhibits.Add(createExhibit(j, URLofData, new_coll));
parent.ChildTimelines.Add(j);
//adding j to db
dbInst.Timelines.Add(j);
if ((my_timeline_count % 10000) == 0)
Console.WriteLine("Timelines completed " + my_timeline_count + " " + DateTime.Now.ToShortTimeString());
}
//adding parent to db
dbInst.Timelines.Add(parent);
dbInst.SaveChanges();
}
catch (Exception e)
{
continue;
}
}
}
}
//used if creating timeline objects instead of flat json objects
private static Exhibit createExhibit(Timeline j, String URL, Collection col)
{
Exhibit e = new Exhibit();
e.Id = Guid.NewGuid();
e.Title = j.Title + " - Exhibit"; //todo
e.Threshold = "8. Origins of modern world"; //todo
e.Regime = "Humanity"; //todo
e.TimeUnit = "ce";
e.Day = j.FromDay;
e.Month = j.FromMonth;
e.Year = j.FromYear;
e.Sequence = 100;
e.UniqueId = my_exhibit_count++;
e.Collection = col;
e.ContentItems = new System.Collections.ObjectModel.Collection<ContentItem>();
for (int i = 0; i < 4; i++)
{
ContentItem c = new ContentItem();
c.Id = Guid.NewGuid();
c.UniqueId = my_contentitem_count++;
c.Title = j.Title + "- ContentItem";
c.Threshold = "8. Origins of modern world";
c.Regime = "Humanity";
c.TimeUnit = "ce";
c.Year = j.ToYear;
c.Order = 1; //todo
c.HasBibliography = false; //todo
c.MediaSource = "Library of Congress"; //todo
c.Attribution = "Library of Congress"; //todo
c.Collection = col;
switch (i)
{
case 0:
{
c.Caption = j.Title + "- JP2";
c.MediaType = "JP2";
c.Uri = URL + ".jp2";
break;
}
case 1:
{
c.Caption = j.Title + "- TXT";
c.MediaType = "TXT";
c.Uri = URL + "/ocr.txt";
break;
}
case 2:
{
c.Caption = j.Title + "- PDF";
c.MediaType = "PDF";
c.Uri = URL + ".pdf";
break;
}
case 3:
{
c.Caption = j.Title + "- OCR";
c.MediaType = "OCR";
c.Uri = URL + "/ocr.xml";
break;
}
}
// Insert into db here
dbInst.ContentItems.Add(c);
e.ContentItems.Add(c);
}
dbInst.Exhibits.Add(e);
return e;
}
public void TestTimelinePutDelete()
{
string endPoint = String.Format(endpointLocator, serviceUrl, "sandbox/sandbox/timeline");
HttpWebRequest request = CreateRequest(endPoint, "PUT");
var newTimelineRequest = new TimelineRaw
{
Timeline_ID = new Guid("bdc1ceff-76f8-4df4-ba72-96b353991314"),
Title = "Test Timeline",
FromYear = -11000000000m,
ToYear = -5000000000m,
Regime = "Cosmos"
};
DataContractJsonSerializer putSerializer = new DataContractJsonSerializer(typeof(TimelineRaw));
Stream requestStream = request.GetRequestStream();
putSerializer.WriteObject(requestStream, newTimelineRequest);
WebResponse response = request.GetResponse();
Stream responseStream = response.GetResponseStream();
//string responseText = new StreamReader(response.GetResponseStream()).ReadToEnd();
DataContractJsonSerializer guidSerializer = new DataContractJsonSerializer(typeof(Guid));
Guid timelineId = (Guid)guidSerializer.ReadObject(responseStream);
Assert.IsNotNull(timelineId);
var deleteTimelineRequest = new Timeline
{
Id = timelineId
};
request = CreateRequest(endPoint, "DELETE");
DataContractJsonSerializer deleteSerializer = new DataContractJsonSerializer(typeof(Timeline));
requestStream = request.GetRequestStream();
deleteSerializer.WriteObject(requestStream, deleteTimelineRequest);
request.GetResponse();
}
public TimelineRaw(Timeline t)
{
Id = t.Id;
Depth = t.Depth;
SubtreeSize = t.SubtreeSize;
Title = t.Title;
Regime = t.Regime;
FromYear = t.FromYear;
FromIsCirca = t.FromIsCirca;
ToYear = t.ToYear;
ToIsCirca = t.ToIsCirca;
ForkNode = t.ForkNode;
Height = t.Height;
BackgroundUrl = t.BackgroundUrl;
AspectRatio = t.AspectRatio;
}
public void UpdateFirstNodeInSubtree(Timeline currentTimeline, Guid firstTimelineId)
{
TimelineRaw parent = GetParentTimelineRaw(currentTimeline.Id);
currentTimeline.FirstNodeInSubtree = firstTimelineId;
if (parent != null)
{
UpdateFirstNodeInSubtree(parent, firstTimelineId);
}
}
private Timeline PostOrderTraversal(Timeline root)
{
if (root.ChildTimelines != null)
{
int count = root.ChildTimelines.Count;
if (count > 0)
{
Timeline rs = PostOrderTraversal(root.ChildTimelines[0]);
root.FirstNodeInSubtree = rs.Id;
for (int i = 0; i < count - 1; ++i)
{
Timeline s = PostOrderTraversal(root.ChildTimelines[i + 1]);
root.ChildTimelines[i].Successor = s.Id;
s.Predecessor = root.ChildTimelines[i].Id;
}
root.ChildTimelines[count - 1].Successor = root.Id;
root.Predecessor = root.ChildTimelines[count - 1].Id;
return rs;
}
else
{
root.FirstNodeInSubtree = root.Id;
return root;
}
}
else
{
root.FirstNodeInSubtree = root.Id;
return root;
}
}
public TimelineShortcut GetTimelineShortcut(Timeline timeline)
{
string superCollectionPath = "/" + timeline.Collection.SuperCollection.Title;
string collectionPath = "/" + timeline.Collection.Path;
string contentPath = "#" + GetContentPath(timeline.Collection.Id, timeline.Id, null);
if (timeline.Collection.Default)
{
collectionPath = "";
if (timeline.Collection.SuperCollection.Title == ConfigurationManager.AppSettings["DefaultSuperCollection"])
{
superCollectionPath = "/";
}
}
var timelineShortcut = new TimelineShortcut()
{
Title = timeline.Title,
TimelineUrl = superCollectionPath + collectionPath + contentPath,
Author = timeline.Collection.User == null ? "" : timeline.Collection.User.DisplayName,
ImageUrl = GetTimelineImageUrl(timeline)
};
return timelineShortcut;
}
